Yes, we are using it. UML is quite practical for stuff that needs clarity (so not just for the data model). We are using even this allot lately: http://drakon-

Yes, we are using it. UML is quite practical for stuff that needs clarity (so not just for the data model). We are using even this allot lately: http://drakon-editor.sourceforge.net/ http://drakon-editor.sourceforge.net/ (not UML but good for visual representation of stuff).